系统表 __all_virtual_table 中 table_type 等字段的含义

MySQL [oceanbase]> select tenant_id,table_id,data_table_id,table_name,table_type,index_type,partition_status,index_status from __all_virtual_table where tenant_id>1 limit 10;

+-----------+------------------+------------------+---------------------------------------+------------+------------+------------------+--------------+
| tenant_id | table_id         | data_table_id    | table_name                            | table_type | index_type | partition_status | index_status |
+-----------+------------------+------------------+---------------------------------------+------------+------------+------------------+--------------+
|      1001 | 1100611139453920 |                0 | TPX1                                  |          3 |          0 |                0 |            1 |
|      1001 | 1100611139453921 |                0 | TPX2                                  |          3 |          0 |                0 |            1 |
|      1001 | 1100611139453928 |                0 | TPX                                   |          3 |          0 |                0 |            1 |
|      1001 | 1100611139453929 |                0 | TX                                    |          3 |          0 |                0 |            1 |
|      1001 | 1100611139453931 |                0 | RECYCLE_$_1681708300_1694079775209832 |          4 |          0 |                0 |            1 |
|      1001 | 1100611139453935 |                0 | TEST_T1                               |          3 |          0 |                0 |            1 |
|      1001 | 1100611139453936 | 1100611139453935 | __idx_1100611139453935_TEST_T1_I1     |          5 |          7 |                0 |            2 |
|      1001 | 1100611139453937 |                0 | TEST_T2                               |          3 |          0 |                0 |            1 |
|      1001 | 1100611139453938 | 1100611139453937 | __idx_1100611139453937_TEST_T2_I1     |          5 |          7 |                0 |            2 |
|      1001 | 1100611139453939 | 1100611139453937 | __idx_1100611139453937_TEST_T2_I2     |          5 |          7 |                0 |            2 |
+-----------+------------------+------------------+---------------------------------------+------------+------------+------------------+--------------+